diff mbox

[v5,5/9] dts: exynos5250-snow: Add Vbus regulator for USB 3.0

Message ID 1398263451-18023-6-git-send-email-gautam.vivek@samsung.com (mailing list archive)
State New, archived
Headers show

Commit Message

Vivek Gautam April 23, 2014, 2:30 p.m. UTC 
Add required fixed-regulator for VBUS supply for USB 3.0
controller phy.

Signed-off-by: Vivek Gautam <gautam.vivek@samsung.com>
---

This is first version of the patch for VBUS support for USB3DRD phy.
v5 is just and indicative of the patch-series.

 arch/arm/boot/dts/exynos5250-snow.dts |   22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
diff mbox

Patch

diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts
index 1ce1088..fd9b3b3 100644
--- a/arch/arm/boot/dts/exynos5250-snow.dts
+++ b/arch/arm/boot/dts/exynos5250-snow.dts
@@ -37,6 +37,13 @@ 
 		sd3_bus4: sd3-bus-width4 {
 			samsung,pin-drv = <0>;
 		};
+
+		usb3_vbus_en: usb3-vbus-en {
+			samsung,pins = "gpx2-7";
+			samsung,pin-function = <1>;
+			samsung,pin-pud = <0>;
+			samsung,pin-drv = <0>;
+		};
 	};
 
 	gpio-keys {
@@ -196,6 +203,21 @@ 
 		};
 	};
 
+	usb3_vbus_reg: regulator-usb3 {
+		compatible = "regulator-fixed";
+		regulator-name = "P5.0V_USB3CON";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpx2 7 0>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&usb3_vbus_en>;
+		enable-active-high;
+	};
+
+	phy@12100000 {
+		vbus-supply = <&usb3_vbus_reg>;
+	};
+
 	usb@12110000 {
 		samsung,vbus-gpio = <&gpx1 1 0>;
 	};